40987856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28151}}^1$

素因数の和:28179

約数の個数: 40

約数和(自身を含む): 97743744

約数和(自身を除く): 56755888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 28151, 56302, 112604, 197057, 225208, 365963, 394114, 450416, 731926, 788228, 1463852, 1576456, 2561741, 2927704, 3152912, 5123482, 5855408, 10246964, 20493928, 40987856]

約数ペア:

[(1, 40987856), (2, 20493928), (4, 10246964), (7, 5855408), (8, 5123482), (13, 3152912), (14, 2927704), (16, 2561741), (26, 1576456), (28, 1463852), (52, 788228), (56, 731926), (91, 450416), (104, 394114), (112, 365963), (182, 225208), (208, 197057), (364, 112604), (728, 56302), (1456, 28151)]